628675038

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{3539}}^1$

素因数の和:3757

約数の個数: 48

約数和(自身を含む): 1391644800

約数和(自身を除く): 762969762

約数列:

[1, 2, 3, 6, 9, 18, 71, 139, 142, 213, 278, 417, 426, 639, 834, 1251, 1278, 2502, 3539, 7078, 9869, 10617, 19738, 21234, 29607, 31851, 59214, 63702, 88821, 177642, 251269, 491921, 502538, 753807, 983842, 1475763, 1507614, 2261421, 2951526, 4427289, 4522842, 8854578, 34926391, 69852782, 104779173, 209558346, 314337519, 628675038]

約数ペア:

[(1, 628675038), (2, 314337519), (3, 209558346), (6, 104779173), (9, 69852782), (18, 34926391), (71, 8854578), (139, 4522842), (142, 4427289), (213, 2951526), (278, 2261421), (417, 1507614), (426, 1475763), (639, 983842), (834, 753807), (1251, 502538), (1278, 491921), (2502, 251269), (3539, 177642), (7078, 88821), (9869, 63702), (10617, 59214), (19738, 31851), (21234, 29607)]